Acquisition method (AMC)
3
FSC 4320 × RING,WEARING
RING,WEARING
4320-01-461-6353 FSC 4320
NSN 4320-01-461-6353 (also written 4320014616353; NIIN 01-461-6353) is a ring, wearing in Federal Supply Class 4320, Power and Hand Pumps. 12 manufacturer part numbers from 6 suppliers are on record. It was last purchased in Oct 2026.
Open for bid
No open solicitations on record for this NSN right now.
Can you win it?
This item is coded to be bought directly from the actual manufacturer (AMC 3).
Suffix (AMSC)
Q
Competition
Coded for a named source
AMC 3: buy directly from the actual manufacturer, second or later time. AMSC Q: the government lacks adequate data or rights, but breakout to competition is expected. The codes describe the item's status on record, not any one solicitation. What the codes mean
What it is — can you make it?
Dimensions, the FLIS specification requirements, and the manufacturer part numbers already qualified against this NSN.
Specifications
From the federal catalog (DLA FLIS / PUB LOG) — what your part has to meet. Cited specification documents can be looked up in ASSIST Quick Search ↗, DoD's public spec repository — copy the document number in.
| Requirement | Value |
|---|---|
| PROPRIETARY CHARACTERISTICS PRPY | PACS |
Manufacturer part numbers
Commercial part numbers cross-referenced to this NSN in the federal catalog — the parts that have been accepted as satisfying this stock number, and who makes them.
| Part number | CAGE | Manufacturer |
|---|---|---|
| 007-7100-001 | 10941 | CARVER PUMP COMPANY |
| 0654C0571S901A | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| 0654C0571S901A6 | 63587 | DIABLO VALLEY ENTERPRISES INC |
| 0654C0571S902A | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| 55-22033-18US | 52081 | EURAMCO SAFETY INC |
| 654C0571 | 63857 | CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS |
| 654C0571 | 78314 | SIMS PUMP VALVE CO, INC |
| 676-0007-209 | 04579 | AURORA PUMP A UNIT OF GENERAL SIGNAL CORP |
| 676-0007-263 | 04579 | AURORA PUMP A UNIT OF GENERAL SIGNAL CORP |
| 676-0007-263 | 10941 | CARVER PUMP COMPANY |
| US7-716L001-550 | 10941 | CARVER PUMP COMPANY |
| US7-716L001-552 | 10941 | CARVER PUMP COMPANY |
What it pays — so you can quote
The government's own price and demand record for this NSN — what past awards cleared at, so you know where to land your quote.
Latest unit price
$1,125.00
Purchases
1
Total spend
$6,750
Oct 19, 2026
Last purchased
2 · 2.0/yr
Purchase records
$13,500
Total demand
$1,125.00
Latest unit price
Purchase history
| Awarded | Qty | Unit price | Total | Supplier | Agency | Source |
|---|---|---|---|---|---|---|
| Oct 19, 2026 | 6 | $1,125.00 | $6,750 | SIMS PUMP VALVE CO, INC (78314) | Unknown | Source ↗ |
Related contract actions
Contract action totals, not unit prices — obligation amounts from USAspending for related awards, shown for context only. These do not appear on the price chart above.
| Action date | Award # | Recipient | Agency | Obligation |
|---|---|---|---|---|
| Oct 19, 2026 | SPE7M127V0662 ↗ | SIMS PUMP VALVE CO, INC | — | $6,750 |
Demand history
Every solicitation we've indexed for this NSN, open and closed — 1 on record. Closed RFQs (expired, cancelled, or awarded) stay here as a record of past demand; they never get removed.
Who wins this item
Does one supplier win this every time, and are the winners on the listed-source list? One dot per award.
- Award in the last 2 years
- Older award
SIMS PUMP VALVE CO, INC
last award Oct 2026
AURORA PUMP A UNIT OF GENERAL SIGNAL CORP
no award yet
no awards on record
Listed source CARVER PUMP COMPANY
no award yet
no awards on record
Listed source CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS
no award yet
no awards on record
Listed source DIABLO VALLEY ENTERPRISES INC
no award yet
no awards on record
Listed source EURAMCO SAFETY INC
no award yet
no awards on record
Listed source SIMS PUMP VALVE CO, INC won the only award on record.
| Solicitation | Issued | Closes / closed | Qty | Status | |
|---|---|---|---|---|---|
| SPE7M1-26-T-361H | Sep 18, 2026 | Sep 28, 2026 | 6 | Expired | View at DIBBS → |
Open RFQs on DIBBS → DIBBS award history ↗
About this data
- Unit prices: DLA DIBBS award records — every row links to its government record.
- AMSC: latest observed value from DIBBS solicitation history as of Oct 10, 2026.
- Contract action totals: USAspending, context only.
- Data last refreshed: 2026-10-20.
- Full methodology →
Cite this page
Citation
NSN Explorer. "RING,WEARING." nsnexplorer.com, https://nsnexplorer.com/nsn/4320-01-461-6353/. Data as of November 7, 2026.
Link
https://nsnexplorer.com/nsn/4320-01-461-6353/